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django/tests/auth_tests/test_management.py

607 lines
21 KiB
Python

import builtins
import sys
from datetime import date
from io import StringIO
from django.apps import apps
from django.contrib.auth import management
from django.contrib.auth.management import create_permissions
from django.contrib.auth.management.commands import (
changepassword, createsuperuser,
)
from django.contrib.auth.models import Group, Permission, User
from django.contrib.contenttypes.models import ContentType
from django.core.management import call_command
from django.core.management.base import CommandError
from django.db import migrations
from django.test import TestCase, mock, override_settings
from django.utils.encoding import force_str
from django.utils.translation import ugettext_lazy as _
from .models import (
CustomUser, CustomUserNonUniqueUsername, CustomUserWithFK, Email,
)
def mock_inputs(inputs):
"""
Decorator to temporarily replace input/getpass to allow interactive
createsuperuser.
"""
def inner(test_func):
def wrapped(*args):
class mock_getpass:
@staticmethod
def getpass(prompt=b'Password: ', stream=None):
if callable(inputs['password']):
return inputs['password']()
return inputs['password']
def mock_input(prompt):
# prompt should be encoded in Python 2. This line will raise an
# Exception if prompt contains unencoded non-ASCII on Python 2.
prompt = str(prompt)
assert str('__proxy__') not in prompt
response = ''
for key, val in inputs.items():
if force_str(key) in prompt.lower():
response = val
break
return response
old_getpass = createsuperuser.getpass
old_input = builtins.input
createsuperuser.getpass = mock_getpass
builtins.input = mock_input
try:
test_func(*args)
finally:
createsuperuser.getpass = old_getpass
builtins.input = old_input
return wrapped
return inner
class MockTTY:
"""
A fake stdin object that pretends to be a TTY to be used in conjunction
with mock_inputs.
"""
def isatty(self):
return True
class GetDefaultUsernameTestCase(TestCase):
def setUp(self):
self.old_get_system_username = management.get_system_username
def tearDown(self):
management.get_system_username = self.old_get_system_username
def test_actual_implementation(self):
self.assertIsInstance(management.get_system_username(), str)
def test_simple(self):
management.get_system_username = lambda: 'joe'
self.assertEqual(management.get_default_username(), 'joe')
def test_existing(self):
User.objects.create(username='joe')
management.get_system_username = lambda: 'joe'
self.assertEqual(management.get_default_username(), '')
self.assertEqual(
management.get_default_username(check_db=False), 'joe')
def test_i18n(self):
# 'Julia' with accented 'u':
management.get_system_username = lambda: 'J\xfalia'
self.assertEqual(management.get_default_username(), 'julia')
@override_settings(AUTH_PASSWORD_VALIDATORS=[
{'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator'},
])
class ChangepasswordManagementCommandTestCase(TestCase):
def setUp(self):
self.user = User.objects.create_user(username='joe', password='qwerty')
self.stdout = StringIO()
self.stderr = StringIO()
def tearDown(self):
self.stdout.close()
self.stderr.close()
@mock.patch.object(changepassword.Command, '_get_pass', return_value='not qwerty')
def test_that_changepassword_command_changes_joes_password(self, mock_get_pass):
"Executing the changepassword management command should change joe's password"
self.assertTrue(self.user.check_password('qwerty'))
call_command('changepassword', username='joe', stdout=self.stdout)
command_output = self.stdout.getvalue().strip()
self.assertEqual(
command_output,
"Changing password for user 'joe'\nPassword changed successfully for user 'joe'"
)
self.assertTrue(User.objects.get(username="joe").check_password("not qwerty"))
@mock.patch.object(changepassword.Command, '_get_pass', side_effect=lambda *args: str(args))
def test_that_max_tries_exits_1(self, mock_get_pass):
"""
A CommandError should be thrown by handle() if the user enters in
mismatched passwords three times.
"""
with self.assertRaises(CommandError):
call_command('changepassword', username='joe', stdout=self.stdout, stderr=self.stderr)
@mock.patch.object(changepassword.Command, '_get_pass', return_value='1234567890')
def test_password_validation(self, mock_get_pass):
"""
A CommandError should be raised if the user enters in passwords which
fail validation three times.
"""
abort_msg = "Aborting password change for user 'joe' after 3 attempts"
with self.assertRaisesMessage(CommandError, abort_msg):
call_command('changepassword', username='joe', stdout=self.stdout, stderr=self.stderr)
self.assertIn('This password is entirely numeric.', self.stderr.getvalue())
@mock.patch.object(changepassword.Command, '_get_pass', return_value='not qwerty')
def test_that_changepassword_command_works_with_nonascii_output(self, mock_get_pass):
"""
#21627 -- Executing the changepassword management command should allow
non-ASCII characters from the User object representation.
"""
# 'Julia' with accented 'u':
User.objects.create_user(username='J\xfalia', password='qwerty')
call_command('changepassword', username='J\xfalia', stdout=self.stdout)
class MultiDBChangepasswordManagementCommandTestCase(TestCase):
multi_db = True
@mock.patch.object(changepassword.Command, '_get_pass', return_value='not qwerty')
def test_that_changepassword_command_with_database_option_uses_given_db(self, mock_get_pass):
"""
changepassword --database should operate on the specified DB.
"""
user = User.objects.db_manager('other').create_user(username='joe', password='qwerty')
self.assertTrue(user.check_password('qwerty'))
out = StringIO()
call_command('changepassword', username='joe', database='other', stdout=out)
command_output = out.getvalue().strip()
self.assertEqual(
command_output,
"Changing password for user 'joe'\nPassword changed successfully for user 'joe'"
)
self.assertTrue(User.objects.using('other').get(username="joe").check_password('not qwerty'))
@override_settings(
SILENCED_SYSTEM_CHECKS=['fields.W342'], # ForeignKey(unique=True)
AUTH_PASSWORD_VALIDATORS=[{'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator'}],
)
class CreatesuperuserManagementCommandTestCase(TestCase):
def test_basic_usage(self):
"Check the operation of the createsuperuser management command"
# We can use the management command to create a superuser
new_io = StringIO()
call_command(
"createsuperuser",
interactive=False,
username="joe",
email="joe@somewhere.org",
stdout=new_io
)
command_output = new_io.getvalue().strip()
self.assertEqual(command_output, 'Superuser created successfully.')
u = User.objects.get(username="joe")
self.assertEqual(u.email, 'joe@somewhere.org')
# created password should be unusable
self.assertFalse(u.has_usable_password())
@mock_inputs({
'password': "nopasswd",
'u\u017eivatel': 'foo', # username (cz)
'email': 'nolocale@somewhere.org'})
def test_non_ascii_verbose_name(self):
username_field = User._meta.get_field('username')
old_verbose_name = username_field.verbose_name
username_field.verbose_name = _('u\u017eivatel')
new_io = StringIO()
try:
call_command(
"createsuperuser",
interactive=True,
stdout=new_io,
stdin=MockTTY(),
)
finally:
username_field.verbose_name = old_verbose_name
command_output = new_io.getvalue().strip()
self.assertEqual(command_output, 'Superuser created successfully.')
def test_verbosity_zero(self):
# We can suppress output on the management command
new_io = StringIO()
call_command(
"createsuperuser",
interactive=False,
username="joe2",
email="joe2@somewhere.org",
verbosity=0,
stdout=new_io
)
command_output = new_io.getvalue().strip()
self.assertEqual(command_output, '')
u = User.objects.get(username="joe2")
self.assertEqual(u.email, 'joe2@somewhere.org')
self.assertFalse(u.has_usable_password())
def test_email_in_username(self):
new_io = StringIO()
call_command(
"createsuperuser",
interactive=False,
username="joe+admin@somewhere.org",
email="joe@somewhere.org",
stdout=new_io
)
u = User._default_manager.get(username="joe+admin@somewhere.org")
self.assertEqual(u.email, 'joe@somewhere.org')
self.assertFalse(u.has_usable_password())
@override_settings(AUTH_USER_MODEL='auth_tests.CustomUser')
def test_swappable_user(self):
"A superuser can be created when a custom user model is in use"
# We can use the management command to create a superuser
# We skip validation because the temporary substitution of the
# swappable User model messes with validation.
new_io = StringIO()
call_command(
"createsuperuser",
interactive=False,
email="joe@somewhere.org",
date_of_birth="1976-04-01",
stdout=new_io,
)
command_output = new_io.getvalue().strip()
self.assertEqual(command_output, 'Superuser created successfully.')
u = CustomUser._default_manager.get(email="joe@somewhere.org")
self.assertEqual(u.date_of_birth, date(1976, 4, 1))
# created password should be unusable
self.assertFalse(u.has_usable_password())
@override_settings(AUTH_USER_MODEL='auth_tests.CustomUser')
def test_swappable_user_missing_required_field(self):
"A Custom superuser won't be created when a required field isn't provided"
# We can use the management command to create a superuser
# We skip validation because the temporary substitution of the
# swappable User model messes with validation.
new_io = StringIO()
with self.assertRaises(CommandError):
call_command(
"createsuperuser",
interactive=False,
username="joe@somewhere.org",
stdout=new_io,
stderr=new_io,
)
self.assertEqual(CustomUser._default_manager.count(), 0)
@override_settings(
AUTH_USER_MODEL='auth_tests.CustomUserNonUniqueUsername',
AUTHENTICATION_BACKENDS=['my.custom.backend'],
)
def test_swappable_user_username_non_unique(self):
@mock_inputs({
'username': 'joe',
'password': 'nopasswd',
})
def createsuperuser():
new_io = StringIO()
call_command(
"createsuperuser",
interactive=True,
email="joe@somewhere.org",
stdout=new_io,
stdin=MockTTY(),
)
command_output = new_io.getvalue().strip()
self.assertEqual(command_output, 'Superuser created successfully.')
for i in range(2):
createsuperuser()
users = CustomUserNonUniqueUsername.objects.filter(username="joe")
self.assertEqual(users.count(), 2)
def test_skip_if_not_in_TTY(self):
"""
If the command is not called from a TTY, it should be skipped and a
message should be displayed (#7423).
"""
class FakeStdin:
"""A fake stdin object that has isatty() return False."""
def isatty(self):
return False
out = StringIO()
call_command(
"createsuperuser",
stdin=FakeStdin(),
stdout=out,
interactive=True,
)
self.assertEqual(User._default_manager.count(), 0)
self.assertIn("Superuser creation skipped", out.getvalue())
def test_passing_stdin(self):
"""
You can pass a stdin object as an option and it should be
available on self.stdin.
If no such option is passed, it defaults to sys.stdin.
"""
sentinel = object()
command = createsuperuser.Command()
call_command(
command,
stdin=sentinel,
stdout=StringIO(),
stderr=StringIO(),
interactive=False,
verbosity=0,
username='janet',
email='janet@example.com',
)
self.assertIs(command.stdin, sentinel)
command = createsuperuser.Command()
call_command(
command,
stdout=StringIO(),
stderr=StringIO(),
interactive=False,
verbosity=0,
username='joe',
email='joe@example.com',
)
self.assertIs(command.stdin, sys.stdin)
@override_settings(AUTH_USER_MODEL='auth_tests.CustomUserWithFK')
def test_fields_with_fk(self):
new_io = StringIO()
group = Group.objects.create(name='mygroup')
email = Email.objects.create(email='mymail@gmail.com')
call_command(
'createsuperuser',
interactive=False,
username=email.pk,
email=email.email,
group=group.pk,
stdout=new_io,
)
command_output = new_io.getvalue().strip()
self.assertEqual(command_output, 'Superuser created successfully.')
u = CustomUserWithFK._default_manager.get(email=email)
self.assertEqual(u.username, email)
self.assertEqual(u.group, group)
non_existent_email = 'mymail2@gmail.com'
msg = 'email instance with email %r does not exist.' % non_existent_email
with self.assertRaisesMessage(CommandError, msg):
call_command(
'createsuperuser',
interactive=False,
username=email.pk,
email=non_existent_email,
stdout=new_io,
)
@override_settings(AUTH_USER_MODEL='auth_tests.CustomUserWithFK')
def test_fields_with_fk_interactive(self):
new_io = StringIO()
group = Group.objects.create(name='mygroup')
email = Email.objects.create(email='mymail@gmail.com')
@mock_inputs({
'password': 'nopasswd',
'username (email.id)': email.pk,
'email (email.email)': email.email,
'group (group.id)': group.pk,
})
def test(self):
call_command(
'createsuperuser',
interactive=True,
stdout=new_io,
stdin=MockTTY(),
)
command_output = new_io.getvalue().strip()
self.assertEqual(command_output, 'Superuser created successfully.')
u = CustomUserWithFK._default_manager.get(email=email)
self.assertEqual(u.username, email)
self.assertEqual(u.group, group)
test(self)
def test_password_validation(self):
"""
Creation should fail if the password fails validation.
"""
new_io = StringIO()
# Returns '1234567890' the first two times it is called, then
# 'password' subsequently.
def bad_then_good_password(index=[0]):
index[0] += 1
if index[0] <= 2:
return '1234567890'
return 'password'
@mock_inputs({
'password': bad_then_good_password,
'username': 'joe1234567890',
})
def test(self):
call_command(
"createsuperuser",
interactive=True,
stdin=MockTTY(),
stdout=new_io,
stderr=new_io,
)
self.assertEqual(
new_io.getvalue().strip(),
"This password is entirely numeric.\n"
"Superuser created successfully."
)
test(self)
def test_validation_mismatched_passwords(self):
"""
Creation should fail if the user enters mismatched passwords.
"""
new_io = StringIO()
# The first two passwords do not match, but the second two do match and
# are valid.
entered_passwords = ["password", "not password", "password2", "password2"]
def mismatched_passwords_then_matched():
return entered_passwords.pop(0)
@mock_inputs({
'password': mismatched_passwords_then_matched,
'username': 'joe1234567890',
})
def test(self):
call_command(
"createsuperuser",
interactive=True,
stdin=MockTTY(),
stdout=new_io,
stderr=new_io,
)
self.assertEqual(
new_io.getvalue().strip(),
"Error: Your passwords didn't match.\n"
"Superuser created successfully."
)
test(self)
def test_validation_blank_password_entered(self):
"""
Creation should fail if the user enters blank passwords.
"""
new_io = StringIO()
# The first two passwords are empty strings, but the second two are
# valid.
entered_passwords = ["", "", "password2", "password2"]
def blank_passwords_then_valid():
return entered_passwords.pop(0)
@mock_inputs({
'password': blank_passwords_then_valid,
'username': 'joe1234567890',
})
def test(self):
call_command(
"createsuperuser",
interactive=True,
stdin=MockTTY(),
stdout=new_io,
stderr=new_io,
)
self.assertEqual(
new_io.getvalue().strip(),
"Error: Blank passwords aren't allowed.\n"
"Superuser created successfully."
)
test(self)
class MultiDBCreatesuperuserTestCase(TestCase):
multi_db = True
def test_createsuperuser_command_with_database_option(self):
"""
changepassword --database should operate on the specified DB.
"""
new_io = StringIO()
call_command(
'createsuperuser',
interactive=False,
username='joe',
email='joe@somewhere.org',
database='other',
stdout=new_io,
)
command_output = new_io.getvalue().strip()
self.assertEqual(command_output, 'Superuser created successfully.')
user = User.objects.using('other').get(username='joe')
self.assertEqual(user.email, 'joe@somewhere.org')
class CreatePermissionsTests(TestCase):
def setUp(self):
self._original_permissions = Permission._meta.permissions[:]
self._original_default_permissions = Permission._meta.default_permissions
self.app_config = apps.get_app_config('auth')
def tearDown(self):
Permission._meta.permissions = self._original_permissions
Permission._meta.default_permissions = self._original_default_permissions
ContentType.objects.clear_cache()
def test_default_permissions(self):
permission_content_type = ContentType.objects.get_by_natural_key('auth', 'permission')
Permission._meta.permissions = [
('my_custom_permission', 'Some permission'),
]
create_permissions(self.app_config, verbosity=0)
# add/change/delete permission by default + custom permission
self.assertEqual(Permission.objects.filter(
content_type=permission_content_type,
).count(), 4)
Permission.objects.filter(content_type=permission_content_type).delete()
Permission._meta.default_permissions = []
create_permissions(self.app_config, verbosity=0)
# custom permission only since default permissions is empty
self.assertEqual(Permission.objects.filter(
content_type=permission_content_type,
).count(), 1)
def test_unavailable_models(self):
"""
#24075 - Permissions shouldn't be created or deleted if the ContentType
or Permission models aren't available.
"""
state = migrations.state.ProjectState()
# Unavailable contenttypes.ContentType
with self.assertNumQueries(0):
create_permissions(self.app_config, verbosity=0, apps=state.apps)
# Unavailable auth.Permission
state = migrations.state.ProjectState(real_apps=['contenttypes'])
with self.assertNumQueries(0):
create_permissions(self.app_config, verbosity=0, apps=state.apps)